Description
Battery Tender 12V 35W Mountable Solar Battery Charger is a compact solar maintainer built to keep a 12V battery topped off when shore power isn’t available. It’s designed for long-term storage and light parasitic loads (ECUs, trackers, alarms).
Best for
- Best for storage charging without AC power: 35W panel output for maintaining a healthy battery
- Best for powersports & seasonal vehicles: motorcycles, ATVs/UTVs, lawn equipment, stored cars
- Best for outdoor installs: IP67 rating and simple mounting options
Key technical details
- SKU: 021-1174
- UPC: 734357117400
- System voltage: 12V
- Solar output: 35W
- Ingress rating: IP67
- Total reach: 15 ft total reach
- Included hardware: solar controller, ring terminal + alligator clip leads
Quick technical Q&A
- Will a solar maintainer charge a dead battery?
- It’s primarily for maintaining or slowly recovering a lightly discharged battery. If the battery is deeply depleted, use an AC charger first, then maintain with solar.
- Does it prevent overcharging?
- Yes—these kits use regulation/charge control so the battery is maintained instead of being continuously pushed upward by the panel.
- Can I leave it connected all the time?
- That’s the point. Mount it securely, route the cable safely, and periodically verify battery condition and connections.
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